For his lack of education George

[Bassim]

Have I made any mistakes?

For his lack of education George blamed his parents, who persuaded him to find a job at the age of eighteen. Later he saw his former schoolmates making careers in different fields while he remained a cleaner, often vacuuming and wiping dust in their offices.

 

[Tdol]

vacuuming in wiping

Or? And how about vacuuming or dusting?

 

[Tarheel]

Or:

cleaning up in their offices